Walter is a U.S. Air Force veteran and attended the University of Wisconsin before beginning his civilian career. He initially worked as a field service engineer at Eaton Corporation. There, he also served as senior engineer, Application Engineering. In 1998, he joined ABB. He has held multiple positions, including field service manager, product specialist, and product manager. He is currently a market manager, HVAC and an ASHRAE member. His areas of experience include AC drives, HVAC drive applications, power quality, and ancillary drive application topics including harmonics, EMC, and short circuit ratings.
You went with VFDs to save money. That's great. But if you're letting even 10% of those drives operate in bypass mode on an ongoing basis, then you could be using up to 56% more energy. Here are four steps to protecting your air-handling investment and your bottom line.
Retrieving every last bit of performance from the system while stopping short of the surge line is no small feat. Dig into sizing, tower selection, chilled water loads and stability, and condenser water management to leave no efficiency stone unturned. Read more in April issue